Wet Forget Outdoor, the easy spray leave outdoor cleaner. Eliminate tough moss, mold, mildew, lichen and algae the easy way. Simply dilute Wet Forget with water, in a pump up garden sprayer, and apply to your walkways, roofs, siding, deck or any other outdoor surface and your job is done! Wet Forget goes to . The downside to cleaning with is that it may discolor or “.” your shingles. can also s.d up the corrosion of metal roof flashings, gutters and downspouts. A solution that drips or is rinsed off can kill your landscaping, discolor awnings or affect nearby outdoor items. can be . When you spray harsh chemicals such as or caustic cleaning products on your roof, they can run off through the downspouts during the next rain and soak into the lawn. These chemicals can cause your gror other plants to turn brown or even out. When you apply Wet Forget Outdoor to your .Wet and Forget works gently over time, and is safe around plants and landscaping when used as directed. Removes moss, mold, mildew and algae stains Easy to use, step application Safe to use on any outdoor surface Works great as a vinyl siding cleaner, deck cleaner wood and composite , roof cleaner Non caustic, .